Linux Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Linux Interview Questions

Questions Answers Views Company eMail

What is the difference between a hard link and a soft link?

1 327

What is the difference between kill, pkill, and killall?

1 325

What is the difference between ‘apt’ and ‘yum’?

1 325

What does the 'cd' command do in Linux?

1 330

How would you check the available disk space on a Linux system?

1 439

What is the purpose of the 'chmod' command?

1 365

How do you view the contents of a file in Linux?

1 305

Explain how you would find a specific string in a file.

1 336

How do you list all the files in a directory, including hidden files?

1 356

What is the purpose of the 'ps' command?

1 345

How do you check the current system uptime in Linux?

1 366

How would you monitor real-time system performance in Linux?

1 417

Explain how you would manage background and foreground processes in Linux.

1 346

What are the main components of a Linux system?

1 380

What is the role of the Linux kernel?

1 369

Un-Answered Questions { Linux }

Does free memory exist on linux?

835

What does sar provide?

655

How much usable space is available, when a Linux system is configured with a RAID 5 array that consists of six 20 GB hard disk drives?

718

Why is it called bash?

706

What do you type to stop a hung process that resists the standard attempts to shut it down?

832

1)Can we extend /root partition in RHEL 6 ? If yes then what are the steps?

1116

Can you run linux on a tablet?

691

which process/directory is responsible for the kernel is decompressed during boot up?

1383

What is a critical section problem?

694

How to Perform Input/Output of Datagrams?

1151

What are the basic dos commands?

792

What is socket file in linux?

676

Mention the nfs server working process?

692

What is a shell program in linux?

715

Why makefile is used in linux?

771

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